CLR Calcium Lime & Rust Remover

How to Use: Showerheads, tubs, sinks, porcelain, chrome/stainless steel, vinyl siding, coffee pots, tea kettles and humidifiers: Mix equal parts (50/50 CLR to water solution) for light stains/build up. Repeat as necessary. Use full strength for stubborn stains/build up. After 2 minutes, rinse promptly and thoroughly with cold clean water. Toilet Bowls: Remove water from the bowl, apply directly to stains undiluted, scrub, after 2 minutes flush. Repeat process if necessary. Concrete/Brick/Stucco: Use per instructions above but. Do not use on colored concrete, concrete less than 1 yr old, stamped concrete or on painted/coated/sealed concrete/brick/stucco. Due to various compositions of concrete/brick/stucco a lightening or darkening may occur. After 2 minutes, rinse promptly and thoroughly with cold clean water. Coffee Makers: Refer to your coffee maker manual cleaning directions first. Mix 1 part product to 8 parts water, remove filter, run through cycle. Rinse well with 4 pots of water. Do not use in coffee makers that hold water permanently including espresso, Gevalia or Keurig machines. See website for more detailed instructions. Washing Machine (For HE or front loader washing machines use only 1/4 cup)/Dishwashers: Add 1/2 cup to an empty machine on normal cycle. Run another cycle empty with just water to rinse. Do not use on: Any damaged or cracked surfaces, natural stone/marble, colored grout, painted/coated/sealed surfaces, laminates (Formica Linoleum)/plastics, espresso machines, some coffee makers (see above), steam irons/steamers/steam machines, brass/copper/aluminum, galvanized metal, clothing/fabric/carpeting wallpaper, refinished bathtubs, wood, colored concrete, concrete less than 1 yr. old, stamped concrete. Always spot test on a hidden surface first before beginning any cleaning job. Important. Wear household rubber gloves. May etch older sinks, tubs and tiles. Always avoid prolonged contact with any surface. After 2 minutes, rinse promptly and thoroughly with cold clean water.